Sink basin



FIG. 1 is a perspective view of a sink basin according to our new design;

FIG. 2 is a top view of the sink basin seen in FIG. 1;

FIG. 3 is a front view of the sink basin seen in FIG. 1;

FIG. 4 is a right side view of the sink basin seen in FIG. 1;

FIG. 5 is a left side view of the sink basin seen in FIG. 1;

FIG. 6 is rear view of the sink basin seen in FIG. 1;

FIG. 7 is a bottom view of the sink basin seen in FIG. 1;

FIG. 8 is a perspective view of a further embodiment of a sink basin according to our new design;

FIG. 9 is a top view of the sink basin seen in FIG. 8;

FIG. 10 is a front view of the sink basin seen in FIG. 8;

FIG. 11 is a right side view of the sink basin seen in FIG. 8;

FIG. 12 is a left side view of the sink basin seen in FIG. 8;

FIG. 13 is rear view of the sink basin seen in FIG. 8; and,

FIG. 14 is a bottom view of the sink basin seen in FIG. 8.

Broken lines are used in the figures to depict environmental subject matter and portions of the sink basin that do not form part of the claimed design. Shade lines in the figures are a combination of long and short lines and show surface contour, not surface ornamentation. 

CLAIM The ornamental design of a sink basin, as shown and described. 